Referees use a whistle to indicate the commencement or restart of play, to stop or delay play due to an infringement or injury, or to indicate that time has expired in the half. All supporters yell Blow your whistle at various times and this song is written about that ideal for playing at matches, Instrumental, Tropical, Caribbean Music

Description: Referees use a whistle to indicate the commencement or restart of play, to stop or delay play due to an infringement or injury, or to indicate that time has expired in the half. All supporters yell Blow your whistle at various times and this song is written about that ideal for playing at matches

Extended Keywords: Before the introduction of the whistle, referees indicated their decisions by waving a white handkerchief. The whistles that were first adopted by referees were made by Joseph Hudson at Mills Munitions in Birmingham, England. The ACME Whistle Company (based at Mills Munitions Factory) first began to mass produce pea whistles in the 1870s for the Metropolitan Police Service. 1928 an article by R M Ruck about his playing days in the early 1870s referred to the use of a whistle by umpires to indicate an infringement.
All referees carry a whistle, a watch, penalty cards, a data wallet with pen and paper, and a coin.